Home / 88,992,001.80-133,488,002.70-69,881,704.20

Finding the Fourth Proportional to 88,992,001.80, 133,488,002.70 and 69,881,704.20

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Solution

The fourth proportional to 88,992,001.80, 133,488,002.70 and 69,881,704.20 is: 104,822,556.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,992,001.80 : 133,488,002.70 = 69,881,704.20 : x
  2. Step 2: Convert to fraction form
    88,992,001.80/133,488,002.70 = 69,881,704.20/x
  3. Step 3: Cross multiply
    88,992,001.80x = 133,488,002.70 × 69,881,704.20
  4. Step 4: Simplify right side
    88,992,001.80x = 9,328,369,118,930,202
  5. Step 5: Solve for x
    x = 9,328,369,118,930,202/88,992,001.80
  6. Step 6: Final answer
    x = 104,822,556.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.